1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
#ifndef COIN_SOWRITEREFCOUNTER_H
#define COIN_SOWRITEREFCOUNTER_H
/**************************************************************************\
*
* This file is part of the Coin 3D visualization library.
* Copyright (C) by Kongsberg Oil & Gas Technologies.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Kongsberg Oil & Gas Technologies
* about acquiring a Coin Professional Edition License.
*
* See http://www.coin3d.org/ for more information.
*
* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
*
\**************************************************************************/
class SoWriterefCounterP;
class SoOutput;
class SoBase;
class SbString;
#ifndef COIN_INTERNAL
#error this is a private header file
#endif
#include <Inventor/SbBasic.h>
#include <Inventor/SbName.h>
class SoWriterefCounter {
public:
static void initClass(void);
static void setInstancePrefix(const SbString & s);
static void create(SoOutput * out, SoOutput * copyfrom);
static void destruct(SoOutput * out);
static SoWriterefCounter * instance(SoOutput * out);
SbBool shouldWrite(const SoBase * base) const;
SbName getWriteName(const SoBase * base) const;
SbBool hasMultipleWriteRefs(const SoBase * base) const;
int getWriteref(const SoBase * base) const;
void setWriteref(const SoBase * base, const int ref);
void removeWriteref(const SoBase * base);
void decrementWriteref(const SoBase * base);
SbBool isInGraph(const SoBase * base) const;
void setInGraph(const SoBase * base, const SbBool ingraph);
void debugCleanup(void);
enum RefId {
// Reference id if we don't need to add a suffix to the node name
NOSUFFIX = -2,
// Reference id if no DEF instance of a node is written yet
FIRSTWRITE = -1
};
int addReference(const SoBase * base);
int findReference(const SoBase * base) const;
void setReference(const SoBase * base, int refid);
void removeSoBase2IdRef(const SoBase * base);
static SbBool debugWriterefs(void);
protected:
SoWriterefCounter(SoOutput * out, SoOutput * copyfrom);
~SoWriterefCounter();
private:
void cleanup(void);
SoWriterefCounterP * pimpl;
};
#endif // COIN_SOWRITERREFCOUNTER_H
|